Categories: Dev, Wireless – Posted on December 12th, 2020December 12th, 2020 Receiving and decoding the DCF77 time signal with an ATMega/ATTiny AVR DCF77 is a German longwave time signal and standard-frequency radio station – according to Wikipedia. It is used by most … Continue reading >Receiving and decoding the DCF77 time signal with an ATMega/ATTiny AVR